Studying Diatoms in the Lakes of Southwestern Greenland
November 6, 2013 | National Science Foundation
Diatom populations in the lakes of southwestern Greenland are different from those in other parts of the Arctic in that...
Predicting the Path of an Asteroid
February 17, 2013 | Slate.com
In this video discussion, Ron Garan (astronaut), Ed Lu (astronaut) and Phil Plait (astronomy author) discuss the recent flyby of...
Debris Flow in China
September 1, 2013 | Today.com
A large debris flow in China destroys a communication station and blocks a highway.
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Galaxy Collision in Fast Forward
May 26, 2013 | NASA
This simulation shows the merging of two massive galaxies, sped up to cover 1.5 billion years of time.
Embedded video from...